OpenTechnical

OT-2026-000075277

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000075277) never changes.

Identity and time

Publication numberOT-2026-000075277 · never reused
Internal UUID01a0ae93-f200-77b0-b6c1-35f924bef5f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075277
StatusPUBLIC

Content hashes

Canonical textd42d0e1f357d28daef7143d2f10e8b89dd230f18df3e223e8b3bd7d1ebec74b1
Markdownaff02e72cbbd260da8ecbaff88cf0f1691181fe4dd00f0958395d6d60e3efa2c
PDF
Publication page5530f6a77be5066e9f62dde9fd6e37820ef9b5b8d96b03e66b34b90184d72c07
Manifestbf9892d036d03385ad9bad3608ad89db02a38e1df65ef9e8fecf96e86c083368

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureTu/UUtenfMVxz4I6pDc6D+iKMSAIEu1ZPUlx31v1km1zw2oc8m/lUQFijH+d9KlqDc4KzqhP7d5MWCo/H8LzBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:20:40.866612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075277
observed 5530f6a77be5066e9f62dde9fd6e3782...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:40.846558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075277/manifest.json
observed bf9892d036d03385ad9bad3608ad89db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:40.826859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075277/publication.md
observed aff02e72cbbd260da8ecbaff88cf0f16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:40.808340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075277/publication.txt
observed d42d0e1f357d28daef7143d2f10e8b89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:58.725423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075277
observed 5530f6a77be5066e9f62dde9fd6e3782...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:58.705725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075277/manifest.json
observed bf9892d036d03385ad9bad3608ad89db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:58.563209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075277/publication.md
observed aff02e72cbbd260da8ecbaff88cf0f16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:58.544797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075277/publication.txt
observed d42d0e1f357d28daef7143d2f10e8b89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.